1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
#include <revolution/card.h>
#include "__card.h"
// prototypes
static void WriteCallback(s32 chan, s32 result);
static void EraseCallback(s32 chan, s32 result);
CARDDir* __CARDGetDirBlock(CARDControl* card) {
ASSERTLINE(54, card->currentDir);
return card->currentDir;
}
static void WriteCallback(s32 chan, s32 result) {
CARDControl* card = &__CARDBlock[chan];
CARDCallback callback;
if (result >= 0) {
CARDDir* dir0 = (CARDDir*)((u8*)card->workArea + 0x2000);
CARDDir* dir1 = (CARDDir*)((u8*)card->workArea + 0x4000);
ASSERTLINE(79, card->currentDir);
if (card->currentDir == dir0) {
card->currentDir = dir1;
memcpy(dir1, dir0, 0x2000);
} else {
ASSERTLINE(87, card->currentDir == dir1);
card->currentDir = dir0;
memcpy(dir0, dir1, 0x2000);
}
}
if (!card->apiCallback)
__CARDPutControlBlock(card, result);
callback = card->eraseCallback;
if (callback) {
card->eraseCallback = NULL;
callback(chan, result);
}
}
static void EraseCallback(s32 chan, s32 result) {
CARDControl* card = &__CARDBlock[chan];
CARDCallback callback;
CARDDir* dir;
u32 addr;
if (result >= 0) {
dir = __CARDGetDirBlock(card);
addr = ((u32)dir - (u32)card->workArea) / 0x2000 * card->sectorSize;
result = __CARDWrite(chan, addr, 0x2000, dir, WriteCallback);
if (result >= 0)
return;
}
if (!card->apiCallback)
__CARDPutControlBlock(card, result);
callback = card->eraseCallback;
if (callback) {
card->eraseCallback = NULL;
callback(chan, result);
}
}
s32 __CARDUpdateDir(s32 chan, CARDCallback callback) {
CARDControl* card;
CARDDirCheck* check;
u32 addr;
CARDDir* dir;
ASSERTLINE(173, 0 <= chan && chan < 2);
card = &__CARDBlock[chan];
if (!card->attached)
return CARD_RESULT_NOCARD;
dir = __CARDGetDirBlock(card);
check = CARDGetDirCheck(dir);
++check->checkCode;
__CARDCheckSum(dir, 0x2000 - sizeof(u32), &check->checkSum, &check->checkSumInv);
DCStoreRange(dir, 0x2000);
card->eraseCallback = callback;
addr = ((u32)dir - (u32)card->workArea) / 0x2000 * card->sectorSize;
return __CARDEraseSector(chan, addr, EraseCallback);
}
|
